Method and Device for Controlling the Residual Gas Mass Remaining in the Cylinder of an Internal Combustion Engine After a Gas Exchange Process and/or the Purge Air Mass Introduced During a Gas Exchange Process
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United States of America Patent
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Issued Date -
Aug 8, 2019
app pub date -
Aug 8, 2017
filing date -
Aug 8, 2017
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Abstract
Various embodiments may include a method for controlling the residual gas mass remaining in a cylinder of an internal combustion engine after a gas exchange process and/or the purge air mass introduced into an exhaust manifold during a gas exchange process, the method comprising: specifying at least one of a desired residual gas mass or a purge air mass of the cylinder of the internal combustion engine; determining a setpoint position of an actuator which influences the specified mass, based on an inverse residual gas model; and setting the determined setpoint position of the actuator.
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